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<4aR-(4aα,5β,8β,8aα)>-octahydro-5,8-epoxy-1H-2-benzopyran-3-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

70120-30-8

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70120-30-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 70120-30-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,1,2 and 0 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 70120-30:
(7*7)+(6*0)+(5*1)+(4*2)+(3*0)+(2*3)+(1*0)=68
68 % 10 = 8
So 70120-30-8 is a valid CAS Registry Number.

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